import { createApp } from 'vue'
// import './style.css'
// import App from './App.vue'
// createApp(App).mount('#app')

// import tree from './components/TreeApp.vue'
// export const tree = createApp(tree)
// tree.mount('#tree')


// 单个全局组件
// import    from '  '
// export const app = createApp(App)
// app.component('  ',    )
// 批量注册组件
// 不变
// 不变
// for (const [key , components]of Object.entries(components)) {
//   app.component(key, components)
// }


